THE WORLD'S
GREATEST
BOOKS
JOINT EDITORS
ARTHUR MEE
Editor and Founder of the Book of Knowledge
J.A. HAMMERTON
Editor of Harmsworth's Universal Encyclopaedia
VOL. XV
SCIENCE
WM. H. WISE & Co.
JOINT EDITORS
ARTHUR MEE
Editor and Founder of the Book of Knowledge
J.A. HAMMERTON
Editor of Harmsworth's Universal Encyclopaedia
VOL. XV
SCIENCE
WM. H. WISE & Co.